#104057#104057

#104057 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.2% C 0.064 H 234.0°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#104057
RGB	rgb(16, 64, 87)
HSL	hsl(199, 69%, 20%)
HSV	hsv(199, 82%, 34%)
CMYK	cmyk(81.6%, 26.4%, 0%, 65.9%)
CIE-LAB	lab(25.15, -6.91, -18.31)
CIE-LCH	lch(25.15, 19.57, 249.32°)
OKLab	oklab(35.17% -0.0375 -0.0516)
OKLCH	oklch(35.17% 0.064 234)
XYZ	xyz(3.7667, 4.4646, 9.6782)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104057 #572710

analogous

#10574B #104057 #101C57

triadic

#104057 #571040 #405710

tetradic

#104057 #4B1057 #572710 #1C5710

square

#104057 #4B1057 #572710 #1C5710

split-complementary

#104057 #57101C #574B10

monochromatic

#05131A #061A23 #104057 #1A668B #238CBE

Accessibility & contrast

On white

11.09

#104057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#104057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104057

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104057	#FFFFFF	#000000	##FFFFFF
##104057	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353F58

Deuteranopia (green-blind)

#2B3957

Tritanopia (blue-blind)

#004648

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #104057;
/* rgb */ color: rgb(16, 64, 87);
/* oklch */ color: oklch(35.2% 0.064 234.0);

Tailwind

colors: {
  custom: {
    50: '#5a7486',
    500: '#104057',
    950: '#000000',
  },
}

SCSS

$custom: #104057;
$custom-light: #5a7486;
$custom-dark: #000000;

JSON

{
  "hex": "#104057",
  "rgb": {
    "r": 16,
    "g": 64,
    "b": 87
  },
  "hsl": {
    "h": 199.437,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.35165,
    "c": 0.06377,
    "h": 234
  },
  "luminance": 0.04465
}

Semantic roles & 50–950 ramp

primary

#104057

secondary

#905132

accent

#753CEC

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #104057

Body copy rendered with the generated semantic roles for this colour.

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